如左图所示的立体示意图（箭头所指方向为主视图方向），其俯视图如右图。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/9fb76472ee3f42b8b8989101fe64d5b2.png
举一反三
- 如左图所示的立体示意图（箭头所指方向为主视图方向），其俯视图如右图。http:/...b8989101fe64d5b2.png
- 如图所示的立体示意图(箭头所指方向为主视图方向)其俯视图为
- 选择棱锥被正垂面截切后正确的左视图。 A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/6f582ca8c21a4113a4470da4dc266075.png" /> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/65ae2f577aa14584ae75cc84ab3050c1.png" /> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/089db3476a0145e19cb4b135eb0437db.png" /> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/e60c72d724f74552963c93af681ca44d.png" />
- 如主视图所示，三棱锥被截切，俯视图和左视图正确的是（ ）。 A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201906/f6dde245be3a4ac286b637f07e1484fc.png"> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201906/04ae2221fc904cc1ac1caca4daaa8ab1.png"> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201906/e451d56ab1524240b603f2fa47aad33b.png"> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201906/0550413aeb5b436c88589bf8de2029af.png">
- 已知组合体俯、左视图，选择正确的主视图（）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/1799cce3bbd242d5bdbb7f416d62e8c2.png